| Patent | Date |
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POS-based code driven retail transaction system configured to enable the reading of code symbols on cashier and customer sides thereof, during a retail transaction being carried out at a point-of-sale (POS) station, and driven by a retail transaction application program
Grant 7,753,269 - Russell , et al. July 13, 2 | 2010-07-13 |
Wireless code symbol reading system with automatic communication range dependent control
Grant 7,686,225 - Schmidt , et al. March 30, 2 | 2010-03-30 |
Method of reading bar code symbols using a digital-imaging based code symbol reading system employing an event-driven multi-tier modular software architecture and supporting automatic operating system login and loading of bar code symbol reading application
Grant 7,604,175 - Zhu , et al. October 20, 2 | 2009-10-20 |
Hand-supportable digital image-processing based bar code symbol reading system employing image cropping zone (ICZ) framing and post-image capture cropping
Grant 7,568,625 - Zhu , et al. August 4, 2 | 2009-08-04 |
Digital image capturing and processing system employing an area-type image sensing array exposed to narrow-band illumination from a narrow-band illumination subsystem for a time duration controlled using a photodetector operated independently from said area-type image sensing array
Grant 7,513,430 - Zhu , et al. April 7, 2 | 2009-04-07 |
Method of reading code symbols using a hand-supportable digital image capturing and processing device employing a micro-computing platform supporting an event-driven multi-tier modular software architecture
Grant 7,490,778 - Zhu , et al. February 17, 2 | 2009-02-17 |
Hand-supportable imaging based bar code symbol reader employing automatic light exposure measurement and illumination control subsystem integrated therein
Grant 7,490,774 - Zhu , et al. February 17, 2 | 2009-02-17 |
Digital-imaging based code symbol reading system employing an event-driven multi-tier modular software architecture and supporting automatic operating system login and loading of code symbol reading application
Grant 7,469,835 - Zhu , et al. December 30, 2 | 2008-12-30 |
Automatically-activated wireless hand-supportable laser scanning bar code symbol reading system with automatic communication range dependent control
Grant 7,464,878 - Schmidt , et al. December 16, 2 | 2008-12-16 |
Automatic hand-supportable image-based bar code symbol reader having image-processing based bar code reading subsystem employing simple decode image processing operations applied in an outwardly-directed manner referenced from the center of a captured narrow-area digital image of an object bearing a
Grant 7,428,998 - Zhu , et al. September 30, 2 | 2008-09-30 |
Method of reading bar code symbols using a digital-imaging based code symbol reading system employing an event-driven multi-tier modular software architecture and supporting automatic operating system login and loading of bar code symbol reading application
App 20080149723 - Zhu; Xiaoxun ; et al. | 2008-06-26 |
Hand-supportable digital image-processing based bar code symbol reading system employing image cropping zone (ICZ) framing and post-image capture cropping
App 20080135620 - Zhu; Xiaoxun ; et al. | 2008-06-12 |
Wireless hand-supportable code symbol reading system with automatic communication range dependent control
App 20080128512 - Schmidt; Mark ; et al. | 2008-06-05 |
Hand-supportable imaging-based auto-discriminating 1D/2D bar code symbol reader employing a multi-mode image processing bar code symbol reading subsystem having a plurality of modes of operation which are dynamically reconfigurable in response to real-time image analysis
Grant 7,360,706 - Zhu , et al. April 22, 2 | 2008-04-22 |
Hand-supportable imaging-based bar code symbol reader employing a CMOS-type image sensor using global exposure techniques
Grant 7,357,325 - Zhu , et al. April 15, 2 | 2008-04-15 |
Hand-supportable digital imaging-based bar code symbol reader employing an event-driven system control subsystem, automatic IR-based object detection, and trigger-switch activated image capture and processing subsystem
Grant 7,347,374 - Zhu , et al. March 25, 2 | 2008-03-25 |
Automatically-activated laser scanning 2D bar code symbol reading system employing a visible linear-type laser scanning pattern and an audible feedback signal during scan data capturing and buffering operations
Grant 7,325,740 - Schmidt , et al. February 5, 2 | 2008-02-05 |
Method of and system for determining the lower limit of decoding resolution in an imaging-based bar code symbol reader
Grant 7,325,738 - Zhu , et al. February 5, 2 | 2008-02-05 |
Digital imaging-based bar code symbol reading system employing a multi-mode illumination subsystem with far-field and near field led-based illumination arrays
Grant 7,320,431 - Zhu , et al. January 22, 2 | 2008-01-22 |
Digital-imaging based code symbol reading system employing an event-driven multi-tier modular software architecture and supporting automatic operating system login and loading of code symbol reading application
App 20070290044 - Zhu; Xiaoxun ; et al. | 2007-12-20 |
Point of sale (POS) based bar code reading and cash register systems with integrated internet-enabled customer-kiosk terminals
App 20070290043 - Russell; Garrett ; et al. | 2007-12-20 |
Digital imaging-based bar code symbol driven portable data terminal system
Grant 7,299,986 - Zhu , et al. November 27, 2 | 2007-11-27 |
Hand-supportable digital imaging-based bar code symbol reading system automatically processing captured images along parallel virtual scan lines based on the maximum pixel height of the region of interest (ROI)
Grant 7,293,714 - Zhu , et al. November 13, 2 | 2007-11-13 |
Hand-supportable semi-automatic digital imaging-based bar code symbol reading system realized upon a multi-tier modular software platform
Grant 7,284,705 - Zhu , et al. October 23, 2 | 2007-10-23 |
Wireless bar code symbol reading system having hand-supportable unit and remote base station
Grant 7,281,663 - Schmidt , et al. October 16, 2 | 2007-10-16 |
Hand-supportable digital imaging-based bar code symbol reading system employing a method of intelligently illuminating an object so as to generate a digital image thereof which is substantially free of noise caused by specular-type reflection
Grant 7,281,661 - Zhu , et al. October 16, 2 | 2007-10-16 |
Automatically-activated wireless laser scanning 2D bar code symbol reading system capable of automatically transmitting stored symbol character data when the hand-supportable unit is operated within its RF data communication range and automatically collecting and storing symbol character data when t
Grant 7,278,578 - Schmidt , et al. October 9, 2 | 2007-10-09 |
Hand-supportable image-based bar code symbol reader employing helically-sweeping feature-extraction analysis on a captured digital image of an object referenced from the center thereof
Grant 7,278,575 - Zhu , et al. October 9, 2 | 2007-10-09 |
Digital image-based bar code symbol reading system employing a multi-mode image-processing symbol reading subsystem
Grant 7,270,272 - Zhu , et al. September 18, 2 | 2007-09-18 |
Hand-supportable imaging-based bar code symbol reader capable of exposing an automatically detected object to a field of narrow-band LED-based illumination only when substantially all rows of pixels in a CMOS image sensing array are in a state of integration
Grant 7,267,282 - Zhu , et al. September 11, 2 | 2007-09-11 |
Hand-supportable digital imaging-based bar code reading system wherein, during each imaging cycle, a single frame of pixel data is automatically detected by a CMOS area-type image sensing array when substantially all rows of pixels therein are in a state of integration and have a common integration
Grant 7,255,279 - Zhu , et al. August 14, 2 | 2007-08-14 |
Digital imaging-based bar code symbol reader employing an LED-based illumination subsystem driven by an automatic light exposure measurement and illumination control subsystem
Grant 7,243,847 - Zhu , et al. July 17, 2 | 2007-07-17 |
Method of automatically reading code symbols on objects present within the field of view (FOV) of a hand-supportable digital-imaging based code symbol reader, by simultaneously projecting an image cropping zone (ICZ) framing pattern and a field of illumination within the FOV during object illuminati
App 20070158427 - Zhu; Xiaoxun ; et al. | 2007-07-12 |
Hand-suportable imaging-based bar code symbol reader employing an automatic light exposure measurement and illumination control subsystem for measuring illumination exposure on CMOS image sensing array and controlling LED illumination array driver circuitry
Grant 7,240,844 - Zhu , et al. July 10, 2 | 2007-07-10 |
Hand-supported imaging-based bar code symbol reader employing a multi-mode image-processing based bar code reading subsystem with modular image-processing architecture
Grant 7,237,722 - Zhu , et al. July 3, 2 | 2007-07-03 |
Digital-imaging code symbol reading system supporting automatic programming of system parameters for automatic configuration of said system in hands-on and hands-free modes of operation
App 20070145148 - Zhu; Xiaoxun ; et al. | 2007-06-28 |
Automatically-actived wireless hand-supportable laser scanning bar code symbol reading system with data transmission activation switch and automatic communication range dependent control
App 20070145147 - Schmidt; Mark ; et al. | 2007-06-28 |
Hand-supportable imaging-based bar code symbol reader employing a tri-mode led-based illumination subsystem
Grant 7,225,988 - Zhu , et al. June 5, 2 | 2007-06-05 |
Method of performing auto-discrimination of 1D/2D bar code symbologies in a semi-automatic hand-supportable imaging-based bar code symbol reader having narrow-area and wide-area image capture modes of operation
Grant 7,225,989 - Zhu , et al. June 5, 2 | 2007-06-05 |
Hand-supportable multi-mode digital imaging-based bar code symbol reader employing an automatic illumination and exposure control subsystem that automatically controls the operation of a multi-mode led-based illumination subsystem so that detected objects are sufficiently illuminated and good qualit
Grant 7,216,810 - Zhu , et al. May 15, 2 | 2007-05-15 |
Hand-supportable imaging-based bar code symbol reader employing a CMOS-type image sensing array in combination with a band-pass optical filter subsystem, narrow-band illumination subsystem, and automatic light exposure measurement and illumination control subsystem
Grant 7,213,762 - Zhu , et al. May 8, 2 | 2007-05-08 |
Hand-supportable semi-automatic imaging-based bar code reading system wherein an led-based illumination subsystem automatically illuminates a detected target object in a narrow-area field of illumination, and illuminates the detected target object in a wide-area field of illumination upon manual act
Grant 7,188,770 - Zhu , et al. March 13, 2 | 2007-03-13 |
Hand-supportable digital imaging-based bar codes symbol reader employing multi-mode subsystems
Grant 7,185,817 - Zhu , et al. March 6, 2 | 2007-03-06 |
Hand-supportable imaging-based bar code symbol reader employing automatic object presence and range detection to control the generation of near-field and far-field wide-area illumination during bar code symbol imaging operations
Grant 7,178,733 - Zhu , et al. February 20, 2 | 2007-02-20 |
Wireless automatic laser scanning bar code symbol reading system, wherein the RF-based transceiver chipsets within the wireless hand-supportable unit and base station thereof are automatically deactivated and said RF data communication link therebetween terminated when said system enters its power-s
Grant 7,172,126 - Schmidt , et al. February 6, 2 | 2007-02-06 |
Hand-supportable digital imaging-based bar code symbol reader employing an event-driven system control subsystem, automatic IR-based object detection, and trigger-switch activated image capture and processing subsystem
App 20060278711 - Zhu; Xiaoxun ; et al. | 2006-12-14 |
Wireless laser scanning bar code symbol reading system employing a low-battery protection circuit, vibrational alarm and sleep mode of operation
Grant 7,137,561 - Schmidt , et al. November 21, 2 | 2006-11-21 |
Hand-supportable digital imaging-based bar code symbol reader supporting narrow-area and wide-area modes of illumination and image capture
Grant 7,128,266 - Zhu , et al. October 31, 2 | 2006-10-31 |
Hand-supportable digital imaging-based bar code symbol reader employing an event-driven system control subsystem, automatic IR-based object detection, and trigger-switch activated image capture and processing subsystem
App 20060219792 - Zhu; Xiaoxun ; et al. | 2006-10-05 |
Automatically-activated wireless hand-supportable laser scanning bar code symbol reading system with data transmission activation switch and automatic communication range dependent control
Grant 7,111,786 - Schmidt , et al. September 26, 2 | 2006-09-26 |
Method Of And Apparatus For Processing Captured Digital Images Of Objects Within A Semi-automatic Hand-supportable Imaging-based Bar Code Symbol Reader So As To Read 1d And/or 2d Bar Code Symbols Graphically Represented Therein
Grant 7,086,595 - Zhu , et al. August 8, 2 | 2006-08-08 |
Automatically-activated wireless laser scanning 2D bar code symbol reading system capable of automatically transmitting stored symbol character data when the hand-supportable unit is operated within its RF data communication range and automatically collecting and storing symbol character data when t
App 20060169782 - Schmidt; Mark ; et al. | 2006-08-03 |
Wireless bar code symbol reading system employing a base station with a cradle having a hinged support hooks for enabling vertical and horizontal installations
Grant 7,048,192 - Schmidt , et al. May 23, 2 | 2006-05-23 |
Wireless Bar Code Symbol Reading System Capable Of Automatically Collecting And Storing Symbol Character Data When Hand-supportable Unit Is Operated Outside Of Its Rf Data Communication Range, And Automatically Transmitting Stored Symbol Character Data When The Hand-supportable Unit Is Operated With
Grant 7,028,904 - Schmidt , et al. April 18, 2 | 2006-04-18 |
Automatically-activated Hand-supportable 2-d Bar Code Symbol Reading System Employing A Linear Laser Scanning Pattern Generator, An Automatic Bar Code Symbol Data Detector, Audible Data Capture Feedback Generator, And A Manually-activated Data Transmission Activation Switch
Grant 7,007,849 - Schmidt , et al. March 7, 2 | 2006-03-07 |
Point of sale (POS) based bar code reading and cash register systems with integrated internet-enabled customer-kiosk terminals
App 20060038009 - Russell; Garrett ; et al. | 2006-02-23 |
Wireless Bar Code Symbol Reading System Employing A Base Station With A Cradle Having A Hinged Support Hooks For Enabling Vertical And Horizontal Installations
App 20050274810 - Schmidt, Mark ; et al. | 2005-12-15 |
Digital imaging-based bar code symbol reading system employing a multi-mode image-processing symbol reading subsystem that switches its modes of reading during a single bar code symbol reading cycle, and within each said mode of reading, automatically applies a different image-processing based bar c
App 20050263599 - Zhu, Xiaoxun ; et al. | 2005-12-01 |
Wireless bar code symbol reading system capable of automatically collecting and storing symbol character data when hand-supportable unit is operated outside of its RF data communication range, and automatically transmitting stored symbol character data when the hand-supportable unit is operated with
App 20050199727 - Schmidt, Mark ; et al. | 2005-09-15 |
Wireless laser scanning bar code symbol reading system, wherein the RF-based transceiver chipsets within the wireless hand-supportable unit and base station thereof are automatically deactivated and said RF data communication link therebetween terminated when said system enters its power-saving slee
App 20050199728 - Schmidt, Mark ; et al. | 2005-09-15 |
Automatically-activated laser scanning 2D bar code symbol reading system
App 20050199726 - Schmidt, Mark ; et al. | 2005-09-15 |
Wireless laser scanning bar code symbol reading system employing a low-battery protection circuit, vibrational alarm and sleep mode of operation
App 20050121523 - Schmidt, Mark ; et al. | 2005-06-09 |
Hand-supportable imaging-based bar code symbol reader employing an automatic light exposure measurement and illumination control subsystem which controls LED illumination driver circuitry to expose an automatically detected object to a field of narrow-band LED-based illumination only when substantia
App 20050116041 - Zhu, Xiaoxun ; et al. | 2005-06-02 |
Method of and apparatus for processing captured digital images of objects within a semi-automatic hand-supportable imaging-based bar code symbol reader so as to read 1D and/or 2D bar code symbols graphically represented therein
App 20050116044 - Zhu, Xiaoxun ; et al. | 2005-06-02 |
Hand-supportable image-based bar code symbol reader employing helically-sweeping feature-extraction analysis on a captured digital image of an object referenced from the center thereof
App 20050116039 - Zhu, Xiaoxun ; et al. | 2005-06-02 |
Digital imaging-based bar code reading system wherein the time duration that an CMOS image sensing array is exposed to narrow-band illumination from an LED-based illumination array is managed by controlling the time that said LED-based illumination array generates narrow-band illumination in respons
App 20050116040 - Zhu, Xiaoxun ; et al. | 2005-06-02 |
Hand-supportable imaging-based bar code symbol reader employing a CMOS-type image sensing array with a band-pass optical filter subsystem integrated within the hand-supportable housing thereof
App 20050116043 - Zhu, Xiaoxun ; et al. | 2005-06-02 |
Hand-supportable digital imaging-based bar code symbol reader supporting narrow-area and wide-area modes of illumination and image capture
App 20050103854 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Digital imaging-based bar code symbol reader employing an LED-based illumination subsystem driven by an automatic light exposure measurement and control subsystem responsive to control activation signals generated by an area-type image sensing array and an automatic object presence detection subsyst
App 20050103859 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Hand-supportable digital imaging-based bar code symbol reading system employing a method of intelligently illuminating an object so as to generate a digital image thereof which is substantially free of noise caused by specular-type reflection of illumination off said object during illumination and i
App 20050103864 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Hand-supportable imaging-based bar code symbol reader employing a multi-mode illumination subsystem enabling narrow-area illumination for aiming at a target object and illuminating aligned 1D bar code symbols during the narrow-area image capture mode, and wide-area illumination for illuminating rand
App 20050103846 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Hand-supportable imaging-based bar code symbol reader employing a multi-mode image-processing based bar code reading subsystem with modular image-processing architecture
App 20050103866 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Hand-supportable digital imaging-based bar code symbol reading system having a subsystem for automatically processing a captured digital image along a set of parallel virtual scan lines spaced-apart by a number of pixel-offset distances proportional to the maximum pixel height of the region of inter
App 20050103848 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Hand-supportable imaging-based auto-discriminating 1D/2D bar code symbol reader employing a multi-mode image processing bar code symbol reading subystem having a plurality of modes of operation which are dynamically reconfigurable in response to real-time image analysis
App 20050103856 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Hand-supportable digital imaging-based bar code reading system wherein, during each imaging cycle, a single frame of pixel data is automatically detected by a CMOS area-type image sensing array when substantially all rows of pixels therein are in a state of integration and have a common integration
App 20050103861 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Hand-supportable multi-mode imaging-based bar code symbol reader employing an automatic illumination and exposure control subsystem that automatically controls the operation of an LED-based multi-mode illumination subsystem so that detected objects are sufficiently illuminated and good quality digit
App 20050103857 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Automatic hand-supportable image-based bar code symbol reader having image-processing based bar code reading subsystem employing simple decode image processing operations applied in an outwardly-directed manner referenced from the center of a captured narrow-area digital image of an object bearing a
App 20050103849 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Hand-supportable imaging-based bar code symbol reader employing a CMOS-type image sensor using global exposure techniques
App 20050103851 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Hand-supportable Imaging-based Bar Code Symbol Reader Employing Automatic Object Presence And Range Detection To Control The Generation Of Near-field And Far-field Wide-area Illumination During Bar Code Symbol Imaging Operations
App 20050103862 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Method of and system for determining the lower limit of decoding resolution in an imaging-based bar code symbol reader
App 20050103863 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Digital imaging-based bar code symbol driven portable data terminal system
App 20050103868 - Zhu, Xiaoxum ; et al. | 2005-05-19 |
Hand-supportable imaging-based bar code symbol reader having a multi-mode bar code symbol image processor dynamically reconfigurable in response to real-time image processing operations carried out on captured images
App 20050103865 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Hand-supportable imaging-based bar code symbol reader employing a tri-mode led-based illumination subsystem
App 20050103858 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Hand-supportable semi-automatic digital imaging-based bar code symbol reading system realized upon a multi-tier modular software platform
App 20050103867 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Method of performing auto-discrimination of 1D/2D bar code symbologies in a semi-automatic hand-supportable imaging-based bar code symbol reader having narrow-area and wide-area image capture modes of operation
App 20050103847 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Hand-supportable Semi-automatic Imaging-based Bar Code Reading System Wherein An Led-based Illumination Subsystem Automatically Illuminates A Detected Target Object In A Narrow-area Field Of Illumination, And Illuminates The Detected Target Object In A Wide-area Field Of Illumination Upon Manual Act
App 20050103855 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Digital imaging-based bar code symbol reading system employing an led-based multi-mode illumination subsystem with far-field and near-field led illumination arrays driven by an automatic light exposure measurement and illumination control subsystem responsive to control activation signals generated
App 20050103860 - Zhu, Xiaoxun ; et al. | 2005-05-19 |
Automatically-activated wireless hand-supportable laser scanning bar code symbol reading system with data transmission activation switch and automatic communication range dependent control
App 20050082371 - Schmidt, Mark ; et al. | 2005-04-21 |
Automatically-activated hand-supportable 2-D bar code symbol reading system employing a linear laser scanning pattern generator, an automatic bar code symbol data detector, audible data capture feedback generator, and a manually-activated data transmission activation switch
App 20040251307 - Schmidt, Mark ; et al. | 2004-12-16 |
Point of sale (POS) based bar code reading and cash register systems with integrated internet-enabled customer-kiosk terminals
App 20040238637 - Russell, Garrett ; et al. | 2004-12-02 |
Wireless bar code symbol reading system capable of automatically collecting and storing symbol character data when hand-supportable unit is operated outside of its RF data communication range, and automatically transmitting stored symbol character data when the hand-supportable unit is operated with
App 20040016812 - Schmidt, Mark ; et al. | 2004-01-29 |
Point of sale (POS) based bar code reading systems having light-pipe based bar code read indication subsystems integrated therein
App 20030205620 - Byun, Sung ; et al. | 2003-11-06 |
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